package com.wula.service;

import com.wula.dto.ShoppingCartDTO;
import com.wula.entity.ShoppingCart;

import java.util.List;

public interface ShoppingCartService {
    void addShoppingCart(ShoppingCartDTO shoppingCartDTO);

    List<ShoppingCart> list();

    void delete();

    void decreaseNumber(ShoppingCartDTO shoppingCartDTO);
}
